# Relationship history for MSHA mine 2902030

Current hierarchy: **Pegasus Gold Ltd & Lac Minerals Ltd → Ortiz Project Jv → Carache Canyon Decline**

- Valid-time bounds: inclusive, date granularity
- Null end: open-ended in the upstream history row; not independent proof of present control
- Transaction-time observation: 2026-10-17T05:35:58.500035+00:00

## Valid-time edges

- **operator_operates_mine:** Ortiz Project Jv → Carache Canyon Decline; 1989-09-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Pegasus Gold Ltd & Lac Minerals Ltd → Carache Canyon Decline; 1989-09-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Pegasus Gold Ltd & Lac Minerals Ltd → Ortiz Project Jv; 1989-09-01 to current/open; source msha-controller-operator-history